Euler's thorem
[计] 欧拉定理
🗣️ 情景例句
But I need some information.
但我需要一些资料。
I like painting,but I wouldn't want it to be my life's work.
我喜欢油画，但是我不想要它是我一生的工作。
Don't lose your head.
不要惊慌失措。